1// Copyright 2013 the V8 project authors. All rights reserved.
2// Redistribution and use in source and binary forms, with or without
3// modification, are permitted provided that the following conditions are
4// met:
5//
6//     * Redistributions of source code must retain the above copyright
7//       notice, this list of conditions and the following disclaimer.
8//     * Redistributions in binary form must reproduce the above
9//       copyright notice, this list of conditions and the following
10//       disclaimer in the documentation and/or other materials provided
11//       with the distribution.
12//     * Neither the name of Google Inc. nor the names of its
13//       contributors may be used to endorse or promote products derived
14//       from this software without specific prior written permission.
15//
16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28this.__proto__ = null;
29this.x = 10;
30delete this.x;
31
32function s(v) {
33  return v.x = 1;
34}
35
36function s_strict(v) {
37  "use strict";
38  return v.x = 1;
39}
40
41function c() {
42  var o = {__proto__:this};
43  return o;
44}
45
46var o1 = c();
47var o2 = c();
48var o1_strict = c();
49var o2_strict = c();
50var o3 = c();
51var o4 = c();
52
53// Initialize the store IC.
54s(o1);
55s(o2);
56s_strict(o1_strict);
57s_strict(o2_strict);
58
59Object.defineProperty(this, "x", {writable:false, configurable:true});
60
61// Verify that directly setting x fails.
62o3.x = 1;
63assertEquals(undefined, o3.x);
64
65// Verify that setting x through the IC fails.
66assertThrows("s_strict(o4)", TypeError);
67s(o4);
68assertEquals(undefined, o4.x);
69